| Groups (developers) | Abbr. | Country | City | Rating | |
|---|---|---|---|---|---|
| Taqóard | 0.00 ±0.0 | ||||
| Taquart | Germany, Poland | , Bialystok (Białystok), Gdansk (Gdańsk), Kopytkowo, Lublin, Radom, Sanok, Swidnik (Świdnik), Torun (Toruń), Zawiercie | 0.00 ±0.0 | ||
| Task | 0.00 ±0.0 | ||||
| TAT | 0.00 ±0.0 | ||||
| Tatrasoft | Poland | Zakopane | 0.00 ±0.0 | ||
| Taurus Software | 0.00 ±0.0 | ||||
| TBR Software | 0.00 ±0.0 | ||||
| TCE Programs, Inc. | 0.00 ±0.0 | ||||
| TEAC Corporation | Japan | Musashino | 0.00 ±0.0 | ||
| Teacher Support Software | 0.00 ±0.0 | ||||
| Teaching and Computers | 0.00 ±0.0 | ||||
| Teaching Tools | 0.00 ±0.0 | ||||
| Tech-Link, Inc. | 0.00 ±0.0 | ||||
| Tech-Sketch | 0.00 ±0.0 | ||||
| Techni Soft | 0.00 ±0.0 | ||||
| Techstar, Inc. | 0.00 ±0.0 | ||||
| Tecumseh Software | 0.00 ±0.0 | ||||
| Teenage Team | 0.00 ±0.0 | ||||
| Teisho Software | 0.00 ±0.0 | ||||
| Tekoa Computers | 0.00 ±0.0 |
